Respuesta :

Answer:

A

Step-by-step explanation:

substitution

mhanifa

Answer:

  • A. m∠ABC + m∠PQR = m∠XYZ + m∠PQR

Step-by-step explanation:

Addition Property of Equality is:

  • If a = b, then a + c = b + c

Apply to the given:

  • If m∠ABC = m∠XYZ and m∠PQR = m∠PQR

then

  • m∠ABC + m∠PQR = m∠XYZ + m∠PQR